dialog_copper_zones.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2019 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <[email protected]>
 * Copyright (C) 1992-2022 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <kiface_base.h>
#include <confirm.h>
#include <pcb_edit_frame.h>
#include <pcbnew_settings.h>
#include <zones.h>
#include <widgets/unit_binder.h>
#include <zone.h>
#include <pad.h>
#include <board.h>
#include <trigo.h>
#include <eda_pattern_match.h>
 
#include <dialog_copper_zones_base.h>
#include <string_utils.h>
 
 
class DIALOG_COPPER_ZONE : public DIALOG_COPPER_ZONE_BASE
{
public:
 DIALOG_COPPER_ZONE( PCB_BASE_FRAME* aParent, ZONE_SETTINGS* aSettings,
 CONVERT_SETTINGS* aConvertSettings );
 
private:
 using NET_FILTER = std::unique_ptr<EDA_PATTERN_MATCH>;
 using NET_FILTER_LIST = std::vector<NET_FILTER>;
 
 static constexpr int INVALID_NET_CODE{ 0 };
 
 static constexpr int DEFAULT_SORT_CONFIG{ -1 };
 static constexpr int NO_PERSISTENT_SORT_MODE{ 0 };
 static constexpr int HIDE_ANONYMOUS_NETS{ 1 << 0 };
 static constexpr int SORT_BY_PAD_COUNT{ 1 << 1 };
 
 bool TransferDataToWindow() override;
 bool TransferDataFromWindow() override;
 
 bool AcceptOptions( bool aUseExportableSetupOnly = false );
 
 void OnStyleSelection( wxCommandEvent& event ) override;
 void OnLayerSelection( wxDataViewEvent& event ) override;
 void OnNetSortingOptionSelected( wxCommandEvent& event ) override;
 void ExportSetupToOtherCopperZones( wxCommandEvent& event ) override;
 void OnShowNetNameFilterChange( wxCommandEvent& event ) override;
 void OnUpdateUI( wxUpdateUIEvent& ) override;
 void OnButtonCancelClick( wxCommandEvent& event ) override;
 void OnClose( wxCloseEvent& event ) override;
 void OnNetSelectionUpdated( wxCommandEvent& event ) override;
 void OnRemoveIslandsSelection( wxCommandEvent& event ) override;
 
 void readNetInformation();
 void readFilteringAndSortingCriteria();
 wxArrayString buildListOfNetsToDisplay();
 void sortNetsByPadCount( std::vector<NETINFO_ITEM*>& nets, const int maxNetCode );
 void updateDisplayedListOfNets();
 int ensureSelectedNetIsVisible( int selectedNetCode, wxArrayString& netsList );
 void displayNetsList( const wxArrayString& netNamesList, int selectIndex );
 void updateShowNetsFilter();
 wxString getUnescapedNetName( const NETINFO_ITEM* net );
 void sortNetsIfRequired();
 void updateCurrentNetSelection();
 void updateInfoBar();
 void storePersistentNetSortConfigurations();
 void loadPersistentNetSortConfigurations();
 
private:
 PCB_BASE_FRAME* m_Parent;
 
 bool m_settingsExported; // settings will be written to all other zones
 
 ZONE_SETTINGS m_settings;
 ZONE_SETTINGS* m_ptr;
 bool m_netSortingByPadCount;
 NET_FILTER_LIST m_showNetsFilter;
 
 int m_cornerSmoothingType;
 int m_maxNetCode;
 int m_currentlySelectedNetcode;
 UNIT_BINDER m_outlineHatchPitch;
 
 UNIT_BINDER m_cornerRadius;
 UNIT_BINDER m_clearance;
 UNIT_BINDER m_minWidth;
 UNIT_BINDER m_antipadClearance;
 UNIT_BINDER m_spokeWidth;
 
 UNIT_BINDER m_gridStyleRotation;
 UNIT_BINDER m_gridStyleThickness;
 UNIT_BINDER m_gridStyleGap;
 UNIT_BINDER m_islandThreshold;
 bool m_hideAutoGeneratedNets;
 bool m_isTeardrop;
 
 std::map<wxString, int> m_netNameToNetCode;
 std::vector<NETINFO_ITEM*> m_netInfoItemList;
 
 CONVERT_SETTINGS* m_convertSettings;
 wxCheckBox* m_cbIgnoreLineWidths;
 wxCheckBox* m_cbDeleteOriginals;
};
 
 
int InvokeCopperZonesEditor( PCB_BASE_FRAME* aCaller, ZONE_SETTINGS* aSettings,
 CONVERT_SETTINGS* aConvertSettings )
{
 DIALOG_COPPER_ZONE dlg( aCaller, aSettings, aConvertSettings );
 
 return dlg.ShowQuasiModal();
}
 
 
// The pad count for each netcode, stored in a buffer for a fast access.
// This is needed by the sort function sortNetsByNodes()
static std::vector<int> padCountListByNet;
 
 
// Sort nets by decreasing pad count.
// For same pad count, sort by alphabetic names
static bool sortNetsByNodes( const NETINFO_ITEM* a, const NETINFO_ITEM* b )
{
 int countA = padCountListByNet[a->GetNetCode()];
 int countB = padCountListByNet[b->GetNetCode()];
 
 if( countA == countB )
 return a->GetNetname() < b->GetNetname();
 else
 return countB < countA;
}
 
 
// Sort nets by alphabetic names
static bool sortNetsByNames( const NETINFO_ITEM* a, const NETINFO_ITEM* b )
{
 return a->GetNetname() < b->GetNetname();
}
 
 
DIALOG_COPPER_ZONE::DIALOG_COPPER_ZONE( PCB_BASE_FRAME* aParent, ZONE_SETTINGS* aSettings,
 CONVERT_SETTINGS* aConvertSettings ) :
 DIALOG_COPPER_ZONE_BASE( aParent ),
 m_cornerSmoothingType( ZONE_SETTINGS::SMOOTHING_UNDEFINED ),
 m_outlineHatchPitch( aParent, m_stBorderHatchPitchText,
 m_outlineHatchPitchCtrl, m_outlineHatchUnits ),
 m_cornerRadius( aParent, m_cornerRadiusLabel, m_cornerRadiusCtrl, m_cornerRadiusUnits ),
 m_clearance( aParent, m_clearanceLabel, m_clearanceCtrl, m_clearanceUnits ),
 m_minWidth( aParent, m_minWidthLabel, m_minWidthCtrl, m_minWidthUnits ),
 m_antipadClearance( aParent, m_antipadLabel, m_antipadCtrl, m_antipadUnits ),
 m_spokeWidth( aParent, m_spokeWidthLabel, m_spokeWidthCtrl, m_spokeWidthUnits ),
 m_gridStyleRotation( aParent, m_staticTextGrindOrient, m_tcGridStyleOrientation,
 m_staticTextRotUnits ),
 m_gridStyleThickness( aParent, m_staticTextStyleThickness, m_tcGridStyleThickness,
 m_GridStyleThicknessUnits ),
 m_gridStyleGap( aParent, m_staticTextGridGap, m_tcGridStyleGap, m_GridStyleGapUnits ),
 m_islandThreshold( aParent, m_islandThresholdLabel, m_tcIslandThreshold,
 m_islandThresholdUnits ),
 m_hideAutoGeneratedNets{ false },
 m_convertSettings( aConvertSettings ),
 m_cbIgnoreLineWidths( nullptr ),
 m_cbDeleteOriginals( nullptr )
{
 m_Parent = aParent;
 
 m_ptr = aSettings;
 m_settings = *aSettings;
 m_settings.SetupLayersList( m_layers, m_Parent,
 LSET::AllCuMask( aParent->GetBoard()->GetCopperLayerCount() ),
 false );
 m_isTeardrop = m_settings.m_TeardropType != TEARDROP_TYPE::TD_NONE;
 
 switch( m_settings.m_TeardropType )
 {
 case TEARDROP_TYPE::TD_NONE:
 // standard copper zone
 break;
 
 case TEARDROP_TYPE::TD_VIAPAD:
 SetTitle( _( "Teardrop on Vias/Pads Properties" ) );
 break;
 
 case TEARDROP_TYPE::TD_TRACKEND:
 SetTitle( _( "Teardrop on Tracks Properties" ) );
 break;
 
 default:
 SetTitle( _( "Teardrop Properties" ) );
 break;
 }
 
 if( aConvertSettings )
 {
 wxStaticBox* bConvertBox = new wxStaticBox( this, wxID_ANY,
 _( "Conversion Settings" ) );
 wxStaticBoxSizer* bConvertSizer = new wxStaticBoxSizer( bConvertBox, wxVERTICAL );
 
 m_cbIgnoreLineWidths = new wxCheckBox( this, wxID_ANY,
 _( "Ignore source object line widths" ) );
 bConvertSizer->Add( m_cbIgnoreLineWidths, 0, wxLEFT|wxRIGHT, 5 );
 
 m_cbDeleteOriginals = new wxCheckBox( this, wxID_ANY,
 _( "Delete source objects after conversion" ) );
 bConvertSizer->Add( m_cbDeleteOriginals, 0, wxALL, 5 );
 
 GetSizer()->Insert( 0, bConvertSizer, 0, wxALL|wxEXPAND, 10 );
 
 wxStaticLine* line = new wxStaticLine( this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
 wxLI_HORIZONTAL );
 GetSizer()->Insert( 1, line, 0, wxLEFT|wxRIGHT|wxEXPAND, 10 );
 
 SetTitle( _( "Convert to Copper Zone" ) );
 }
 
  m_settingsExported = false;
 m_currentlySelectedNetcode = INVALID_NET_CODE;
 m_maxNetCode = INVALID_NET_CODE;
 
 m_netSortingByPadCount = true; // false = alphabetic sort, true = pad count sort
 
 m_ShowNetNameFilter->SetHint( _( "Filter" ) );
 
 m_cbRemoveIslands->Bind( wxEVT_CHOICE,
 [&]( wxCommandEvent& )
 {
 // Area mode is index 2
 m_islandThreshold.Enable( m_cbRemoveIslands->GetSelection() == 2 );
 } );
 
 SetupStandardButtons();
 
 finishDialogSettings();
}
 
 
bool DIALOG_COPPER_ZONE::TransferDataToWindow()
{
 if( m_convertSettings )
 {
 m_cbIgnoreLineWidths->SetValue( m_convertSettings->m_IgnoreLineWidths );
 m_cbDeleteOriginals->SetValue( m_convertSettings->m_DeleteOriginals );
 }
 
 m_cbLocked->SetValue( m_settings.m_Locked );
 m_cornerSmoothingChoice->SetSelection( m_settings.GetCornerSmoothingType() );
 m_cornerRadius.SetValue( m_settings.GetCornerRadius() );
 m_PriorityLevelCtrl->SetValue( m_settings.m_ZonePriority );
 
 if( m_isTeardrop ) // outlines are never smoothed: they have already the right shape
 {
 m_cornerSmoothingChoice->SetSelection( 0 );
 m_cornerSmoothingChoice->Enable( false );
 m_cornerRadius.SetValue( 0 );
 m_cornerRadius.Enable( false );
 }
 
 switch( m_settings.m_ZoneBorderDisplayStyle )
 {
 case ZONE_BORDER_DISPLAY_STYLE::NO_HATCH: m_OutlineDisplayCtrl->SetSelection( 0 ); break;
 case ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_EDGE: m_OutlineDisplayCtrl->SetSelection( 1 ); break;
 case ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_FULL: m_OutlineDisplayCtrl->SetSelection( 2 ); break;
 }
 
 m_outlineHatchPitch.SetValue( m_settings.m_BorderHatchPitch );
 
 m_clearance.SetValue( m_settings.m_ZoneClearance );
 m_minWidth.SetValue( m_settings.m_ZoneMinThickness );
 
 switch( m_settings.GetPadConnection() )
 {
 default:
 case ZONE_CONNECTION::THERMAL: m_PadInZoneOpt->SetSelection( 1 ); break;
 case ZONE_CONNECTION::THT_THERMAL: m_PadInZoneOpt->SetSelection( 2 ); break;
 case ZONE_CONNECTION::NONE: m_PadInZoneOpt->SetSelection( 3 ); break;
 case ZONE_CONNECTION::FULL: m_PadInZoneOpt->SetSelection( 0 ); break;
 }
 
 if( m_isTeardrop )
 {
 m_PadInZoneOpt->SetSelection( 0 );
 m_PadInZoneOpt->Enable( false );
 }
 
 // Do not enable/disable antipad clearance and spoke width. They might be needed if
 // a footprint or pad overrides the zone to specify a thermal connection.
 m_antipadClearance.SetValue( m_settings.m_ThermalReliefGap );
 m_spokeWidth.SetValue( m_settings.m_ThermalReliefSpokeWidth );
 
 m_islandThreshold.SetDataType( EDA_DATA_TYPE::AREA );
 m_islandThreshold.SetDoubleValue( static_cast<double>( m_settings.GetMinIslandArea() ) );
 
 m_cbRemoveIslands->SetSelection( static_cast<int>( m_settings.GetIslandRemovalMode() ) );
 
 m_islandThreshold.Enable( m_settings.GetIslandRemovalMode() == ISLAND_REMOVAL_MODE::AREA );
 
 loadPersistentNetSortConfigurations();
 
 m_sortByPadsOpt->SetValue( m_netSortingByPadCount );
 m_hideAutoGenNetNamesOpt->SetValue( m_hideAutoGeneratedNets );
 
 m_currentlySelectedNetcode = m_settings.m_NetcodeSelection;
 
 // Initialize information required to display nets list
 readNetInformation();
 
 if( !m_isTeardrop && m_settings.m_FillMode == ZONE_FILL_MODE::HATCH_PATTERN )
 m_GridStyleCtrl->SetSelection( 1 );
 else
 m_GridStyleCtrl->SetSelection( 0 );
 
 m_GridStyleCtrl->Enable( !m_isTeardrop );
 
 m_gridStyleRotation.SetUnits( EDA_UNITS::DEGREES );
 m_gridStyleRotation.SetAngleValue( m_settings.m_HatchOrientation );
 
 // Gives a reasonable value to grid style parameters, if currently there are no defined
 // parameters for grid pattern thickness and gap (if the value is 0)
 // the grid pattern thickness default value is (arbitrary) m_ZoneMinThickness * 4
 // or 1mm
 // the grid pattern gap default value is (arbitrary) m_ZoneMinThickness * 6
 // or 1.5 mm
 int bestvalue = m_settings.m_HatchThickness;
 
 if( bestvalue <= 0 ) // No defined value for m_HatchThickness
 bestvalue = std::max( m_settings.m_ZoneMinThickness * 4, pcbIUScale.mmToIU( 1.0 ) );
 
 m_gridStyleThickness.SetValue( std::max( bestvalue, m_settings.m_ZoneMinThickness ) );
 
 bestvalue = m_settings.m_HatchGap;
 
 if( bestvalue <= 0 ) // No defined value for m_HatchGap
 bestvalue = std::max( m_settings.m_ZoneMinThickness * 6, pcbIUScale.mmToIU( 1.5 ) );
 
 m_gridStyleGap.SetValue( std::max( bestvalue, m_settings.m_ZoneMinThickness ) );
 
 m_spinCtrlSmoothLevel->SetValue( m_settings.m_HatchSmoothingLevel );
 m_spinCtrlSmoothValue->SetValue( m_settings.m_HatchSmoothingValue );
 
 m_tcZoneName->SetValue( m_settings.m_Name );
 
 SetInitialFocus( m_ShowNetNameFilter );
 
 // Enable/Disable some widgets
 wxCommandEvent event;
 OnStyleSelection( event );
 OnNetSelectionUpdated( event );
 
 Fit();
 
 return true;
}
 
 
void DIALOG_COPPER_ZONE::readNetInformation()
{
 NETINFO_LIST& netInfoList = m_Parent->GetBoard()->GetNetInfo();
 
 m_netInfoItemList.clear();
 m_netInfoItemList.reserve( netInfoList.GetNetCount() );
 
 m_netNameToNetCode.clear();
 m_netNameToNetCode[wxT( "<no net>" )] = INVALID_NET_CODE;
 
 m_maxNetCode = INVALID_NET_CODE;
 
 for( NETINFO_ITEM* net : netInfoList )
 {
 const int& netCode = net->GetNetCode();
 const wxString& netName = getUnescapedNetName( net );
 
 m_netNameToNetCode[netName] = netCode;
 
 if( netCode > INVALID_NET_CODE && net->IsCurrent() )
 {
 m_netInfoItemList.push_back( net );
 m_maxNetCode = std::max( netCode, m_maxNetCode );
 }
 }
 
 updateDisplayedListOfNets();
}
 
 
void DIALOG_COPPER_ZONE::OnUpdateUI( wxUpdateUIEvent& )
{
 if( m_cornerSmoothingType != m_cornerSmoothingChoice->GetSelection() )
 {
 m_cornerSmoothingType = m_cornerSmoothingChoice->GetSelection();
 
 if( m_cornerSmoothingChoice->GetSelection() == ZONE_SETTINGS::SMOOTHING_CHAMFER )
 m_cornerRadiusLabel->SetLabel( _( "Chamfer distance:" ) );
 else
 m_cornerRadiusLabel->SetLabel( _( "Fillet radius:" ) );
 }
 
 m_cornerRadiusCtrl->Enable(m_cornerSmoothingType > ZONE_SETTINGS::SMOOTHING_NONE );
}
 
 
void DIALOG_COPPER_ZONE::OnButtonCancelClick( wxCommandEvent& event )
{
 // After an "Export Settings to Other Zones" cancel and close must return
 // ZONE_EXPORT_VALUES instead of wxID_CANCEL.
 Close( true );
}
 
 
void DIALOG_COPPER_ZONE::OnNetSelectionUpdated( wxCommandEvent& event )
{
 updateCurrentNetSelection();
 
 updateInfoBar();
 
 // When info bar is updated, the nets-list shrinks.
 // Therefore, we need to reestablish the list and maintain the
 // correct selection
 updateDisplayedListOfNets();
 
 // Zones with no net never have islands removed
 if( m_currentlySelectedNetcode == INVALID_NET_CODE )
 {
 if( m_cbRemoveIslands->IsEnabled() )
 m_settings.SetIslandRemovalMode( (ISLAND_REMOVAL_MODE) m_cbRemoveIslands->GetSelection() );
 
 m_cbRemoveIslands->SetSelection( 1 );
 m_staticText40->Enable( false );
 m_cbRemoveIslands->Enable( false );
 }
 else if( !m_cbRemoveIslands->IsEnabled() )
 {
 m_cbRemoveIslands->SetSelection( static_cast<int>( m_settings.GetIslandRemovalMode() ) );
 m_staticText40->Enable( true );
 m_cbRemoveIslands->Enable( true );
 }
}
 
 
void DIALOG_COPPER_ZONE::OnRemoveIslandsSelection( wxCommandEvent& event )
{
 m_islandThreshold.Enable( m_cbRemoveIslands->GetSelection() == 2 );
}
 
 
bool DIALOG_COPPER_ZONE::TransferDataFromWindow()
{
 if( m_GridStyleCtrl->GetSelection() > 0 )
 m_settings.m_FillMode = ZONE_FILL_MODE::HATCH_PATTERN;
 else
 m_settings.m_FillMode = ZONE_FILL_MODE::POLYGONS;
 
 if( !AcceptOptions() )
 return false;
 
 if( m_convertSettings )
 {
 m_convertSettings->m_IgnoreLineWidths = m_cbIgnoreLineWidths->GetValue();
 m_convertSettings->m_DeleteOriginals = m_cbDeleteOriginals->GetValue();
 }
 
 m_settings.m_HatchOrientation = m_gridStyleRotation.GetAngleValue();
 m_settings.m_HatchThickness = m_gridStyleThickness.GetValue();
 m_settings.m_HatchGap = m_gridStyleGap.GetValue();
 m_settings.m_HatchSmoothingLevel = m_spinCtrlSmoothLevel->GetValue();
 m_settings.m_HatchSmoothingValue = m_spinCtrlSmoothValue->GetValue();
 
 *m_ptr = m_settings;
 return true;
}
 
 
void DIALOG_COPPER_ZONE::OnClose( wxCloseEvent& event )
{
 SetReturnCode( m_settingsExported ? ZONE_EXPORT_VALUES : wxID_CANCEL );
 event.Skip();
}
 
 
bool DIALOG_COPPER_ZONE::AcceptOptions( bool aUseExportableSetupOnly )
{
 if( !m_clearance.Validate( 0, EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_CLEARANCE_MAX_VALUE_MIL ) ) )
 return false;
 
 if( !m_minWidth.Validate( EDA_UNIT_UTILS::Mils2IU( pcbIUScale, ZONE_THICKNESS_MIN_VALUE_MIL ),
 INT_MAX ) )
 return false;
 
 if( !m_cornerRadius.Validate( 0, INT_MAX ) )
 return false;
 
 if( !m_spokeWidth.Validate( 0, INT_MAX ) )
 return false;
 
 m_gridStyleRotation.SetValue( NormalizeAngle180( m_gridStyleRotation.GetValue() ) );
 
 if( m_settings.m_FillMode == ZONE_FILL_MODE::HATCH_PATTERN )
 {
 int minThickness = m_minWidth.GetValue();
 
 if( !m_gridStyleThickness.Validate( minThickness, INT_MAX ) )
 return false;
 
 if( !m_gridStyleGap.Validate( minThickness, INT_MAX ) )
 return false;
 }
 
 switch( m_PadInZoneOpt->GetSelection() )
 {
 case 3: m_settings.SetPadConnection( ZONE_CONNECTION::NONE ); break;
 case 2: m_settings.SetPadConnection( ZONE_CONNECTION::THT_THERMAL ); break;
 case 1: m_settings.SetPadConnection( ZONE_CONNECTION::THERMAL ); break;
 case 0: m_settings.SetPadConnection( ZONE_CONNECTION::FULL ); break;
 }
 
 switch( m_OutlineDisplayCtrl->GetSelection() )
 {
 case 0: m_settings.m_ZoneBorderDisplayStyle = ZONE_BORDER_DISPLAY_STYLE::NO_HATCH; break;
 case 1: m_settings.m_ZoneBorderDisplayStyle = ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_EDGE; break;
 case 2: m_settings.m_ZoneBorderDisplayStyle = ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_FULL; break;
 }
 
 if( !m_outlineHatchPitch.Validate( pcbIUScale.mmToIU( ZONE_BORDER_HATCH_MINDIST_MM ),
 pcbIUScale.mmToIU( ZONE_BORDER_HATCH_MAXDIST_MM ) ) )
 return false;
 
 m_settings.m_BorderHatchPitch = m_outlineHatchPitch.GetValue();
 
 m_settings.m_ZoneClearance = m_clearance.GetValue();
 m_settings.m_ZoneMinThickness = m_minWidth.GetValue();
 
 m_settings.SetCornerSmoothingType( m_cornerSmoothingChoice->GetSelection() );
 
 m_settings.SetCornerRadius( m_settings.GetCornerSmoothingType() == ZONE_SETTINGS::SMOOTHING_NONE
 ? 0 : m_cornerRadius.GetValue() );
 
 m_settings.m_ZonePriority = m_PriorityLevelCtrl->GetValue();
 
 m_settings.m_Locked = m_cbLocked->GetValue();
 
 m_settings.m_ThermalReliefGap = m_antipadClearance.GetValue();
 m_settings.m_ThermalReliefSpokeWidth = m_spokeWidth.GetValue();
 
 if( m_settings.m_ThermalReliefSpokeWidth < m_settings.m_ZoneMinThickness )
 {
 DisplayError( this, _( "Thermal spoke width cannot be smaller than the minimum width." ) );
 return false;
 }
 
 storePersistentNetSortConfigurations();
 
 m_settings.SetIslandRemovalMode( (ISLAND_REMOVAL_MODE) m_cbRemoveIslands->GetSelection() );
 m_settings.SetMinIslandArea( m_islandThreshold.GetValue() );
 
 // If we use only exportable to others zones parameters, exit here:
 if( aUseExportableSetupOnly )
 return true;
 
 // Get the layer selection for this zone
 int layers = 0;
 
 for( int ii = 0; ii < m_layers->GetItemCount(); ++ii )
 {
 if( m_layers->GetToggleValue( (unsigned) ii, 0 ) )
 layers++;
 }
 
 if( layers == 0 )
 {
 DisplayError( this, _( "No layer selected." ) );
 return false;
 }
 
 m_settings.m_NetcodeSelection = m_currentlySelectedNetcode;
 
 m_settings.m_Name = m_tcZoneName->GetValue();
 
 return true;
}
 
 
void DIALOG_COPPER_ZONE::updateCurrentNetSelection()
{
 const int netSelection = m_ListNetNameSelection->GetSelection();
 
 if( netSelection > 0 )
 {
 const wxString& selectedNetName = m_ListNetNameSelection->GetString( netSelection );
 m_currentlySelectedNetcode = m_netNameToNetCode[selectedNetName];
 }
 else
 {
 m_currentlySelectedNetcode = INVALID_NET_CODE;
 }
}
 
 
void DIALOG_COPPER_ZONE::OnStyleSelection( wxCommandEvent& event )
{
 bool enable = m_GridStyleCtrl->GetSelection() >= 1;
 m_tcGridStyleThickness->Enable( enable );
 m_tcGridStyleGap->Enable( enable );
 m_tcGridStyleOrientation->Enable( enable );
 m_spinCtrlSmoothLevel->Enable( enable );
 m_spinCtrlSmoothValue->Enable( enable );
}
 
 
void DIALOG_COPPER_ZONE::OnLayerSelection( wxDataViewEvent& event )
{
 if( event.GetColumn() != 0 )
 return;
 
 int row = m_layers->ItemToRow( event.GetItem() );
 
 bool checked = m_layers->GetToggleValue( row, 0 );
 
 wxVariant layerID;
 m_layers->GetValue( layerID, row, 2 );
 
 m_settings.m_Layers.set( ToLAYER_ID( layerID.GetInteger() ), checked );
}
 
 
void DIALOG_COPPER_ZONE::OnNetSortingOptionSelected( wxCommandEvent& event )
{
 updateDisplayedListOfNets();
}
 
 
void DIALOG_COPPER_ZONE::storePersistentNetSortConfigurations()
{
 // These configurations are persistent across multiple invocations of
 // this dialog
 int newConfig = NO_PERSISTENT_SORT_MODE;
 
 if( m_hideAutoGeneratedNets )
 newConfig |= HIDE_ANONYMOUS_NETS;
 
 if( m_netSortingByPadCount )
 newConfig |= SORT_BY_PAD_COUNT;
 
 PCBNEW_SETTINGS* cfg = m_Parent->GetPcbNewSettings();
 cfg->m_Zones.net_sort_mode = newConfig;
}
 
 
void DIALOG_COPPER_ZONE::loadPersistentNetSortConfigurations()
{
 PCBNEW_SETTINGS* cfg = m_Parent->GetPcbNewSettings();
 int sortMode = cfg->m_Zones.net_sort_mode;
 
 if( sortMode == DEFAULT_SORT_CONFIG )
 sortMode = HIDE_ANONYMOUS_NETS;
 
 m_hideAutoGeneratedNets = ( sortMode & HIDE_ANONYMOUS_NETS );
 m_netSortingByPadCount = ( sortMode & SORT_BY_PAD_COUNT );
}
 
 
void DIALOG_COPPER_ZONE::ExportSetupToOtherCopperZones( wxCommandEvent& event )
{
 if( !AcceptOptions( true ) )
 return;
 
 // Export settings ( but layer and netcode ) to others copper zones
 BOARD* pcb = m_Parent->GetBoard();
 
 for( ZONE* zone : pcb->Zones() )
 {
 // Cannot export settings from a copper zone
 // to a zone keepout:
 if( zone->GetIsRuleArea() )
 continue;
 
 // Export only to similar zones:
 // Teardrop area -> teardrop area of same type
 // copper zone -> copper zone
 // Exporting current settings to a different zone type make no sense
 if( m_settings.m_TeardropType != zone->GetTeardropAreaType() )
 continue;
 
 m_settings.ExportSetting( *zone, false ); // false = partial export
 m_settingsExported = true;
 m_Parent->OnModify();
 }
}
 
 
void DIALOG_COPPER_ZONE::OnShowNetNameFilterChange( wxCommandEvent& event )
{
 updateDisplayedListOfNets();
}
 
 
void DIALOG_COPPER_ZONE::updateDisplayedListOfNets()
{
 readFilteringAndSortingCriteria();
 
 wxArrayString listOfNets = buildListOfNetsToDisplay();
 
 const int selectedNet = ensureSelectedNetIsVisible( m_currentlySelectedNetcode, listOfNets );
 
 displayNetsList( listOfNets, selectedNet );
}
 
 
void DIALOG_COPPER_ZONE::readFilteringAndSortingCriteria()
{
 updateShowNetsFilter();
 
 // Hide nets filter criteria
 m_hideAutoGeneratedNets = m_hideAutoGenNetNamesOpt->GetValue();
 
 // Nets sort criteria
 m_netSortingByPadCount = m_sortByPadsOpt->GetValue();
}
 
 
void DIALOG_COPPER_ZONE::updateShowNetsFilter()
{
 wxString netNameShowFilter = m_ShowNetNameFilter->GetValue();
 
 if( netNameShowFilter.Len() == 0 )
 netNameShowFilter = wxT( "*" );
 
 wxStringTokenizer showFilters( netNameShowFilter.Lower(), wxT( "," ) );
 
 m_showNetsFilter.clear();
 
 while( showFilters.HasMoreTokens() )
 {
 wxString filter = showFilters.GetNextToken();
 filter.Trim( false );
 filter.Trim( true );
 
 if( !filter.IsEmpty() )
 {
 m_showNetsFilter.emplace_back( std::make_unique<EDA_PATTERN_MATCH_WILDCARD>() );
 m_showNetsFilter.back()->SetPattern( filter );
 }
 }
}
 
 
wxArrayString DIALOG_COPPER_ZONE::buildListOfNetsToDisplay()
{
 sortNetsIfRequired();
 
 wxArrayString netNames;
 
 for( NETINFO_ITEM* net : m_netInfoItemList )
 {
 if( m_hideAutoGeneratedNets && net->HasAutoGeneratedNetname() )
 continue;
 
 const wxString& netName = getUnescapedNetName( net );
 
 for( const NET_FILTER& filter : m_showNetsFilter )
 {
 if( filter->Find( netName.Lower() ) )
 {
 netNames.Add( netName );
 break;
 }
 }
 }
 
 netNames.Insert( wxT( "<no net>" ), INVALID_NET_CODE );
 
 return netNames;
}
 
 
void DIALOG_COPPER_ZONE::sortNetsIfRequired()
{
 if( m_netSortingByPadCount )
 sortNetsByPadCount( m_netInfoItemList, m_maxNetCode );
 else
 sort( m_netInfoItemList.begin(), m_netInfoItemList.end(), sortNetsByNames );
}
 
 
void DIALOG_COPPER_ZONE::sortNetsByPadCount( std::vector<NETINFO_ITEM*>& nets,
 const int maxNetCode )
{
 const std::vector<PAD*> pads = m_Parent->GetBoard()->GetPads();
 
 padCountListByNet.clear();
 
 // +1 is required for <no-net> item
 padCountListByNet.assign( maxNetCode + 1, 0 );
 
 for( PAD* pad : pads )
 {
 const int netCode = pad->GetNetCode();
 
 if( netCode > INVALID_NET_CODE )
 padCountListByNet[netCode]++;
 }
 
 sort( nets.begin(), nets.end(), sortNetsByNodes );
}
 
 
void DIALOG_COPPER_ZONE::displayNetsList( const wxArrayString& netNamesList, int selectIndex )
{
 m_ListNetNameSelection->Clear();
 m_ListNetNameSelection->InsertItems( netNamesList, 0 );
 m_ListNetNameSelection->SetSelection( selectIndex );
 m_ListNetNameSelection->EnsureVisible( selectIndex );
}
 
 
int DIALOG_COPPER_ZONE::ensureSelectedNetIsVisible( int selectedNetCode, wxArrayString& netsList )
{
 int selectedIndex = 0;
 
 if( selectedNetCode > INVALID_NET_CODE )
 {
 NETINFO_ITEM* selectedNet = m_Parent->GetBoard()->FindNet( selectedNetCode );
 
 if( selectedNet )
 {
 const wxString& netName = getUnescapedNetName( selectedNet );
 selectedIndex = netsList.Index( netName );
 
 if( wxNOT_FOUND == selectedIndex )
 {
 // the currently selected net must *always* be visible.
 // <no net> is the zero'th index, so pick next lowest
 netsList.Insert( netName, 1 );
 selectedIndex = 1;
 }
 }
 }
 
 return selectedIndex;
}
 
 
wxString DIALOG_COPPER_ZONE::getUnescapedNetName( const NETINFO_ITEM* net )
{
 return UnescapeString( net->GetNetname() );
}
 
 
void DIALOG_COPPER_ZONE::updateInfoBar()
{
 if( m_currentlySelectedNetcode <= INVALID_NET_CODE
 && !m_copperZoneInfo->IsShown()
 && !m_convertSettings )
 {
 m_copperZoneInfo->ShowMessage( _( "<no net> will result in an isolated copper island." ),
 wxICON_WARNING );
 }
 else if( m_copperZoneInfo->IsShown() )
 {
 m_copperZoneInfo->Dismiss();
 }
}